Alright, let's work through 8508465 times 42326743 step by step
8508465 × 42326743 = 42326743 × (8508465)
+ 42326743 × 5 which equals 211633715
+ 42326743 × 60 resulting in 2539604580
+ 42326743 × 400 resulting in 16930697200
+ 42326743 × 8000 producing 338613944000
+ 42326743 × 00000 which equals 0
+ 42326743 × 500000 resulting in 21163371500000
+ 42326743 × 8000000 resulting in 338613944000000

= 360135611379495
